<?php
/**
- * Helper for the DateTime_diff_add_sub* tests
+ * Helper for the DateTime diff/days/math tests
*
* @author Daniel Convissor <danielc@analysisandsolutions.com>
*/
+/**#@+
+ * Which test segments should be displayed?
+ */
+define('PHPT_DATETIME_SHOW_DIFF', 1);
+define('PHPT_DATETIME_SHOW_DAYS', 2);
+define('PHPT_DATETIME_SHOW_ADD', 3);
+define('PHPT_DATETIME_SHOW_SUB', 4);
+/**#@-*/
+
/**
- * Provides a consistent interface for executing date diff tests
- *
- * Tests the diff() method then passes the resulting
- * interval to the add()/sub() method as a double check
+ * Provides a consistent interface for executing date diff/add/sub tests
*
* @param string|DateTime $end_date the end date in YYYY-MM-DD format
* (can include time HH:MM:SS) or a DateTime object
}
$end_date = $end->format('Y-m-d H:i:s T');
- $force_sub = false;
- if ($absolute) {
- $tmp_interval = $start->diff($end);
- if ($tmp_interval->format('%r')) {
- $force_sub = true;
- }
+ $expect_interval = new DateInterval('P' . substr($expect_spec, 2));
+ if (substr($expect_spec, 1, 1) == '-') {
+ $expect_interval->invert = true;
}
- $result_interval = $start->diff($end, $absolute);
- $result_spec = $result_interval->format('P%R%yY%mM%dDT%hH%iM%sS');
- $result_days = $result_interval->format('%a');
-
- // Also make sure add()/sub() works the same way as diff().
- if ($force_sub) {
- $start->sub($result_interval);
- $sign = '-';
- } else {
- $start->add($result_interval);
- $sign = '+';
+ if (PHPT_DATETIME_SHOW == PHPT_DATETIME_SHOW_DIFF) {
+ $result_interval = $start->diff($end, $absolute);
+ $result_spec = $result_interval->format('P%R%yY%mM%dDT%hH%iM%sS');
+ echo "DIFF: $end_date - $start_date = **$result_spec**\n";
+ // echo "DIFF: $end_date - $start_date = **$expect_spec**\n";
+ }
+ if (PHPT_DATETIME_SHOW == PHPT_DATETIME_SHOW_DAYS) {
+ $result_interval = $start->diff($end, $absolute);
+ $result_days = $result_interval->format('%a');
+ echo "DAYS: **$result_days**\n";
+ // echo "DAYS: **$expect_days**\n";
+ }
+ if (PHPT_DATETIME_SHOW == PHPT_DATETIME_SHOW_ADD) {
+ $start->add($expect_interval);
+ $result_end_date = $start->format('Y-m-d H:i:s T');
+ echo "ADD: $start_date + $expect_spec = **$result_end_date**\n";
+ // echo "ADD: $start_date + $expect_spec = **$end_date**\n";
+ }
+ if (PHPT_DATETIME_SHOW == PHPT_DATETIME_SHOW_SUB) {
+ $end->sub($expect_interval);
+ $result_start_date = $end->format('Y-m-d H:i:s T');
+ echo "SUB: $end_date - $expect_spec = **$result_start_date**\n";
+ // echo "SUB: $end_date - $expect_spec = **$start_date**\n";
}
-
- $result_end_date = $start->format('Y-m-d H:i:s T');
-
- // Leaving this here for making adjustments later.
- $expect_full = "FWD: $end_date - $start_date = **$expect_spec** | "
- . "BACK: $start_date $sign $expect_spec = **$end_date** | "
- . "DAYS: **$expect_days**";
- // echo "$expect_full\n";
- // return;
-
- $result_full = "FWD: $end_date - $start_date = **$result_spec** | "
- . "BACK: $start_date $sign $result_spec = **$result_end_date** | "
- . "DAYS: **$result_days**";
- echo "$result_full\n";
}